#1505Medium#16 in TCS's list· asked at 10 companies
Permutation in String
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What we know
Example 1
Input: s1 = "ab", s2 = "eidbaooo" Output: true
s2 contains "ba".
Example 2
Input: s1 = "ab", s2 = "eidboaoo" Output: false
Constraints
- •
1 <= s1.length, s2.length <= 10^4 - •
s1ands2consist of lowercase English letters.